Cyclops Force XP 350 Lumen Headlamp Uses 3 x AAA. 5 Lumens; 5 - Blinking; Small Light & compact; Run Time 3 hours to 64 hours; IPX6 Water resistant; (3) AAA Energizer batteries included Included Accessories: (3) AAA Energizer batteries included Specifications for Cyclops Force XP 350 Lumen Headlamp: Manufacturer: Cyclops Light Output: 5 - 350 lumens Additional Features: IPX6 Water resistant Battery Type: AAA Bulb Type: LED Battery Life: 3 - 64 hours Battery Quantity: 3 Package Contents: Cyclops Force XP 350 Lumen Headlamp Cyclops CYC-HLFXP: Force XP 350 Lumen Headlamp Uses 3 x AAA